[New-bugs-announce] [issue2380] Raise a Py3K warning for catching nested tuples with non-BaseException exceptions

[Alexander Belopolsky]

New submission from Alexander Belopolsky <belopolsky at users.sourceforge.net>:

As of r61478, the following code fails to produce a py3k warning:

try:
   raise ValueError
except ((ValueError,object),):
   pass


which is an error for in py3k:

Traceback (most recent call last):
  File "x.py", line 3, in <module>
    except ((ValueError,object),):
TypeError: catching classes that do not inherit from BaseException is 
not allowed

----------
components: Interpreter Core
messages: 63875
nosy: belopolsky
severity: normal
status: open
title: Raise a Py3K warning for catching nested tuples with non-BaseException exceptions
type: behavior
versions: Python 2.6

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Tracker <report at bugs.python.org>
<http://bugs.python.org/issue2380>
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